{
    "$schema":"http://json-schema.org/draft-03/schema#",
    "id": "http://schemas.opengis.net/gsr/1.0/featureIdSet.json",

    "title":"set of feature identifiers",
    "type":"object",

    "properties":{
        "objectIdFieldName":{
            "title":"field with object identifier ",
            "type":"string"},
        "objectIds":{
            "title":"list of object identifiers",
            "type":"array",
             "items":{
                "title":"object identifier",
                "type":"integer"}}
}
}
